ubuntu-cve-2026-41254
Vulnerability from osv_ubuntu
Published
2026-04-20 00:00
Modified
2026-06-01 21:42
Summary
Details
Little CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication.
Severity
4.0 (Medium)
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.5-0ubuntu4.2+esm1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.5-0ubuntu4.2+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.5-0ubuntu4.2+esm1?arch=source\u0026distro=esm-infra-legacy/trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5-0ubuntu4.2+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.5-0ubuntu1",
"2.5-0ubuntu2",
"2.5-0ubuntu3",
"2.5-0ubuntu4",
"2.5-0ubuntu4.1",
"2.5-0ubuntu4.2"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.6-3ubuntu2.1+esm1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.6-3ubuntu2.1+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.6-3ubuntu2.1+esm1?arch=source\u0026distro=esm-infra-legacy/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.6-3ubuntu2.1+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.6-3ubuntu2",
"2.6-3ubuntu2.1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.9-1ubuntu0.1+esm1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.9-1ubuntu0.1+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.9-1ubuntu0.1+esm1?arch=source\u0026distro=esm-infra/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9-1ubuntu0.1+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.7-1ubuntu1",
"2.8-4",
"2.9-1",
"2.9-1ubuntu0.1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.9-4ubuntu0.1~esm1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.9-4ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.9-4ubuntu0.1~esm1?arch=source\u0026distro=esm-infra/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9-4ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.9-4"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.12~rc1-2ubuntu0.1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.12~rc1-2ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.12~rc1-2ubuntu0.1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.12~rc1-2ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.12~rc1-2",
"2.12~rc1-2build1",
"2.12~rc1-2build2"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.14-2ubuntu0.1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.14-2ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.14-2ubuntu0.1?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.14-2ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.14-2",
"2.14-2build1"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.16-2ubuntu0.1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.16-2ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.16-2ubuntu0.1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.16-2ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.16-2"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "liblcms2-2",
"binary_version": "2.17-1ubuntu0.1"
},
{
"binary_name": "liblcms2-utils",
"binary_version": "2.17-1ubuntu0.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "lcms2",
"purl": "pkg:deb/ubuntu/lcms2@2.17-1ubuntu0.1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.17-1ubuntu0.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.16-2",
"2.17-1"
]
}
],
"aliases": [],
"details": "Little CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication.",
"id": "UBUNTU-CVE-2026-41254",
"modified": "2026-06-01T21:42:56Z",
"published": "2026-04-20T00:00:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-41254"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-41254"
},
{
"type": "REPORT",
"url": "https://www.openwall.com/lists/oss-security/2026/04/17/16"
},
{
"type": "REPORT",
"url": "https://abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow/"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8209-1"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8209-2"
}
],
"related": [
"USN-8209-1",
"USN-8209-2"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-41254"
]
}
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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